1. Shaped like a spine or thorn
   - acanthoid, spinous

See also: acantha, pointed

• inobtrusive
• Inocor
• inoculant
• inoculate
• inoculating
• inoculation
• inoculator
• inoculum
• inodorous
• inoffensive
• inoffensively
• inoperable
• inoperative
• inopportune
• inopportunely
• inopportuneness
• inordinate
• inordinately
• inordinateness
• inorganic
• inorganic chemistry
• inorganic compound
• inorganic phosphate
• inorganically
• inosculate